120177981

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^2$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 231446592

約数和(自身を除く): 111268611

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 101, 119, 153, 187, 231, 303, 357, 561, 693, 707, 909, 1071, 1111, 1309, 1683, 1717, 2121, 3333, 3927, 5151, 6363, 7777, 9999, 10201, 11781, 12019, 15453, 18887, 23331, 30603, 36057, 56661, 69993, 71407, 91809, 108171, 112211, 132209, 169983, 173417, 214221, 336633, 396627, 520251, 642663, 785477, 1009899, 1189881, 1213919, 1560753, 1907587, 2356431, 3641757, 5722761, 7069293, 10925271, 13353109, 17168283, 40059327, 120177981]

約数ペア:

[(1, 120177981), (3, 40059327), (7, 17168283), (9, 13353109), (11, 10925271), (17, 7069293), (21, 5722761), (33, 3641757), (51, 2356431), (63, 1907587), (77, 1560753), (99, 1213919), (101, 1189881), (119, 1009899), (153, 785477), (187, 642663), (231, 520251), (303, 396627), (357, 336633), (561, 214221), (693, 173417), (707, 169983), (909, 132209), (1071, 112211), (1111, 108171), (1309, 91809), (1683, 71407), (1717, 69993), (2121, 56661), (3333, 36057), (3927, 30603), (5151, 23331), (6363, 18887), (7777, 15453), (9999, 12019), (10201, 11781)]